Home / 21,508,271.08-32,262,377.29-9,987,438.44

Finding the Fourth Proportional to 21,508,271.08, 32,262,377.29 and 9,987,438.44

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Solution

The fourth proportional to 21,508,271.08, 32,262,377.29 and 9,987,438.44 is: 14,981,144.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,508,271.08 : 32,262,377.29 = 9,987,438.44 : x
  2. Step 2: Convert to fraction form
    21,508,271.08/32,262,377.29 = 9,987,438.44/x
  3. Step 3: Cross multiply
    21,508,271.08x = 32,262,377.29 × 9,987,438.44
  4. Step 4: Simplify right side
    21,508,271.08x = 322,218,507,111,929
  5. Step 5: Solve for x
    x = 322,218,507,111,929/21,508,271.08
  6. Step 6: Final answer
    x = 14,981,144.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.